From 2d11b5cea0d218e4ec88450e2dcf5f82df75f383 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20M=C3=BCllner?= <fmuellner@gnome.org>
Date: Sun, 17 Sep 2017 11:37:52 +0200
Subject: [PATCH] autorunManager: Avoid access to non-existent array element

https://bugzilla.gnome.org/show_bug.cgi?id=787907
---
 js/ui/components/autorunManager.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/js/ui/components/autorunManager.js b/js/ui/components/autorunManager.js
index de0fda7a0..ac09ae827 100644
--- a/js/ui/components/autorunManager.js
+++ b/js/ui/components/autorunManager.js
@@ -255,7 +255,11 @@ var AutorunDispatcher = new Lang.Class({
         if (!shouldAutorunMount(mount))
             return;
 
-        let setting = this._getAutorunSettingForType(contentTypes[0]);
+        let setting;
+        if (contentTypes.length > 0)
+            setting = this._getAutorunSettingForType(contentTypes[0]);
+        else
+            setting = AutorunSetting.ASK;
 
         // check at the settings for the first content type
         // to see whether we should ask